DSTE ED-BP1900 BP1900 Rechargeable Li-ion Battery pack for Samsung NX1 Smart Wi-Fi 4K Digital Camera Battery Type : Li-ion Battery Capacity : 14.4Wh/2000mAh Output Voltage : DC 8.4V (max); DC 7.2V (mean) Info function for life indication High capacity for stamina Full coded version, show battery level in camera screen. No memory effect, can be charged or dischargered at anytime. Perform as good or better than the top branded batteries on the market.